67 5 x 3 July 8, 2019 16 32 64 128 5 67 x 3 2 67 28 x 5 3 67 32 x 5 9 67 8 x 3 5 67 28 x 5 3 bằng bao nhiêu 25 67 x 3 5 5 67 x 1 34 25 67 x 3 5 43 21 3 x 67 67 x 5
